Home / 1,001,124.41-1,381,548.35-542,237.84

Finding the Fourth Proportional to 1,001,124.41, 1,381,548.35 and 542,237.84

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Solution

The fourth proportional to 1,001,124.41, 1,381,548.35 and 542,237.84 is: 748,286.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,124.41 : 1,381,548.35 = 542,237.84 : x
  2. Step 2: Convert to fraction form
    1,001,124.41/1,381,548.35 = 542,237.84/x
  3. Step 3: Cross multiply
    1,001,124.41x = 1,381,548.35 × 542,237.84
  4. Step 4: Simplify right side
    1,001,124.41x = 749,127,800,559.43
  5. Step 5: Solve for x
    x = 749,127,800,559.43/1,001,124.41
  6. Step 6: Final answer
    x = 748,286.42

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.